If you have multiple users on one Plesk account and need to FTP content without editing the FTP password, you can retrieve the password from MySQL.

To Retrieve a Plesk Password From MySQL

1. Log in as root in SSH.
2. Type  mysql -uadmin -p`cat /etc/psa/.psa.shadow`, and then press Enter.
3. Type use psa;, and then press Enter.
4. Type select * from sys_users;, and then press Enter.
5. Type select * from accounts where id = 2;, and then press Enter.
   A table displays that shows the id, type, and password for accounts where the ID = 2.